CN210057686U

CN210057686U - Gas recovery device for chemical industry environmental protection

Info

Publication number: CN210057686U
Application number: CN201920130051.4U
Authority: CN
Inventors: 丁其杰; 张同辉; 韩广奇; 马洪峰; 李吉雷
Original assignee: Puyang Keyang Chemical Co Ltd
Current assignee: Puyang Keyang Chemical Co Ltd
Priority date: 2019-01-25
Filing date: 2019-01-25
Publication date: 2020-02-14
Anticipated expiration: 2029-01-25

Abstract

The utility model discloses a gas recovery device for chemical environmental protection, which belongs to the technical field of gas recovery devices, and the technical proposal is characterized in that the gas recovery device comprises a getter device, an adsorption net is clamped on the inner side wall of the getter device, an air inlet cylinder is tightly welded on the outer side wall of the getter device, a filter screen is tightly attached on the upper end surface of the air inlet cylinder, an air inlet hole is arranged on the outer side wall of the air inlet cylinder, a support pipe is welded on the lower end surface of the getter device, a processing device is fixedly connected on the lower end surface of the support pipe, the gas absorbs impurities in the gas through a multilayer adsorption net, then the gas enters a ventilation main pipe through an induced draft fan and then enters a combustion chamber through the ventilation main pipe, a combustor is arranged in the combustion chamber to combust the gas, wherein the combustible gas can be converted into nontoxic inorganic gas through combustion, and then is discharged, can be absorbed by the solution in the absorption chamber, and the gas which can not be combusted can be directly catalyzed by the catalytic mesh.

Description

Gas recovery device for chemical industry environmental protection

Technical Field

The utility model relates to a gas recovery device technical field, in particular to gas recovery device for chemical industry environmental protection.

Background

At present, two methods for treating industrial tail gas are available, namely a catalytic combustion method which utilizes a certain catalyst to decompose or change organic waste gas into harmless gas after combustion and has the defects that organic substances cannot be recovered, only investment is needed, and no economic benefit is generated; secondly, the absorption method is to absorb organic waste gas by a specific chemical solvent and then separate the organic waste gas, the recovery rate of the method is too low, the limitation is large, and the economic benefit is not obvious due to high early investment and operation cost, so a gas recovery device for chemical industry environmental protection needs to be designed.

The prior art has the following problems:

1. the existing gas recovery device for chemical environmental protection can only purify partial gas in the gas through a catalyst, but can not absorb other substances in the gas.

2. The gas recovery unit is used in current chemical industry environmental protection owing to set up an air inlet, leads to the admission speed relatively slow, does not set up the filter screen at the air inlet moreover, leads to a lot of solid particles in the gas that gets into in the device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gas recovery device for chemical environmental protection, aiming at solving the problems that the existing gas recovery device for chemical environmental protection can only purify part of gas in the gas through a catalyst, but can not absorb other substances in the gas; the air inlet is arranged, so that the air inlet speed is slow, and the problem that a lot of solid particles exist in the air entering the device due to the fact that a filter screen is not arranged at the air inlet is solved.

The utility model is realized in such a way, a gas recovery device for chemical industry environmental protection, which comprises a getter device, wherein an adsorption net is clamped on the inner side wall of the getter device, an air inlet cylinder is tightly welded on the outer side wall of the getter device, a filter screen is tightly attached on the upper end surface of the air inlet cylinder, an air inlet hole is arranged on the outer side wall of the air inlet cylinder, a support pipe is welded on the lower end surface of the getter device, a processing device is fixedly connected on the lower end surface of the support pipe, a button is movably connected on the upper end surface of the processing device, an air outlet cylinder is fixedly installed on the right side of the button, the air outlet cylinder is welded on the upper end surface of the processing device, a hinge is fixedly installed on the front side of the processing device, a cabinet door is movably connected on the left side of the hinge, the front side of, the upper end face of absorption chamber intercommunication has the blast pipe, the back fixedly connected with motor of blast pipe, the left side of absorption chamber is provided with the combustion chamber, combustion chamber and processing apparatus's inner wall bottom fixed connection, the combustion chamber comprises catalysis net and combustor, the catalysis net sets up the upper end at the combustor.

Preferably, a plurality of air inlet cylinders are fixed on the outer side wall of the air suction device, are uniformly distributed and are hollow.

Preferably, the inside wall of getter device is provided with three and adsorbs the net, three adsorb and be parallel arrangement between the net, three adsorb net thickness from last to increasing progressively down in proper order.

Preferably, the upper end surface of the combustion chamber is connected with a large ventilation pipe, the inner diameter of the large ventilation pipe is far smaller than the width of the combustion chamber, and the inner wall of the large ventilation pipe is smooth.

Preferably, the right side of the combustion chamber is communicated with a small ventilation pipe, and the combustion chamber is communicated with the absorption chamber through the small ventilation pipe.

Preferably, the upper end face of the air outlet cylinder is lapped with an isolation net, and the width of the isolation net is slightly larger than the inner diameter of the air cylinder.

Preferably, the lower end face of the adsorption net is connected with an induced draft fan, the gravity centers of the adsorption net and the induced draft fan are arranged on the same vertical face, and the induced draft fan is fixedly connected with the air suction device.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this kind of gas recovery unit is used in chemical industry environmental protection, processing apparatus's inner wall bottom fixed mounting has the absorption chamber, the up end intercommunication of absorption chamber has the blast pipe, the left side of absorption chamber is provided with the combustion chamber, the combustion chamber is connected with processing apparatus's inner wall bottom fixed, the combustion chamber comprises catalysis net and combustor, the catalysis net sets up the upper end at the combustor, gas passes through the multilayer absorption net, adsorb the impurity in the gas, then gas enters into the big pipe of ventilating through the draught fan, enter into the combustion chamber through the big pipe of ventilating immediately, it can burn gas to be provided with the combustor in the combustion chamber, wherein combustible gas can change into nontoxic inorganic gas through the burning, in the absorption chamber is discharged by the tubule of ventilating afterwards, can be absorbed by the solution in the absorption chamber, the gas that can not burn can be by the direct catalysis of catalysis net.

2. This kind of gas recovery unit for chemical industry environmental protection, getter device's lateral wall is fixed with a plurality of air inlet cylinders, and a plurality of air inlet cylinders are evenly distributed, and the inside fretwork of a plurality of air inlet cylinders to the up end of air inlet cylinder closely laminates there is the filter screen, through being provided with a plurality of air inlet cylinders, can improve device absorbed gas's speed, sets up the filter screen through the up end at air inlet cylinder simultaneously, can filter the solid particle that obtains in the gas, avoids the device to block up.

Drawings

FIG. 1 is a structural diagram of a gas recycling device for chemical environmental protection of the present invention;

FIG. 2 is a sectional view of the gas recycling device for environmental protection in chemical industry of the present invention;

FIG. 3 is a cross-sectional view of the combustion chamber of the present invention;

fig. 4 is a schematic view of a partial structure of the intake cylinder of the present invention.

In the figure, 1, an air suction device; 2. an air inlet cylinder; 201. a filter screen; 202. an air inlet; 3. supporting a tube; 301. a large ventilation pipe; 4. a processing device; 401. a cabinet door; 402. a hinge; 403. a button; 5. an air outlet cylinder; 501. an isolation net; 6. an absorption chamber; 601. an exhaust pipe; 602. a small ventilation tube; 7. a combustion chamber; 701. a catalytic mesh; 702. a burner; 8. an adsorption net; 801. an induced draft fan; 9. an electric motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution: a gas recovery device for chemical and environmental protection comprises a gas suction device 1, an adsorption net 8 is clamped on the inner side wall of the gas suction device 1, an air inlet cylinder 2 is tightly welded on the outer side wall of the gas suction device 1, a filter screen 201 is tightly attached to the upper end face of the air inlet cylinder 2, an air inlet 202 is formed in the outer side wall of the air inlet cylinder 2, a support tube 3 is welded on the lower end face of the gas suction device 1, a processing device 4 is fixedly connected to the lower end face of the support tube 3, a button 403 is movably connected to the upper end face of the processing device 4, an air outlet cylinder 5 is fixedly installed on the right side of the button 403, the air outlet cylinder 5 is welded on the upper end face of the processing device 4, a hinge 602 is fixedly installed on the front side of the processing device 4, a cabinet door 401 is movably connected to the front side of the processing device 4 through the hinge 602, an absorption, the back of the exhaust pipe 601 is fixedly connected with a motor 9, the left side of the absorption chamber 6 is provided with a combustion chamber 7, the combustion chamber 7 is fixedly connected with the bottom of the inner wall of the treatment device 4, the combustion chamber 7 is composed of a catalytic net 701 and a combustor 702, and the catalytic net 701 is arranged at the upper end of the combustor 702.

In this embodiment: the gas passes through the multilayer adsorption net 8, adsorbs impurities in the gas, then the gas enters the ventilation large pipe 301 through the induced draft fan 9, then enters the combustion chamber 7 through the ventilation large pipe 301, the combustor 702 is arranged in the combustion chamber 7 to combust the gas, wherein the combustible gas can be converted into non-toxic inorganic gas through combustion, then is discharged into the absorption chamber 6 through the ventilation small pipe 13, and can be absorbed by the solution in the absorption chamber 6, and the gas which can not be combusted can be directly catalyzed by the catalytic net 701.

Specifically, the lateral wall of getter device 1 is fixed with a plurality of air inlet section of thick bamboo 2, and a plurality of air inlet section of thick bamboo 2 are evenly distributed, and the inside fretwork of a plurality of air inlet section of thick bamboo 2 through being provided with a plurality of air inlet section of thick bamboo 2, can improve device absorbed gas's speed, sets up filter screen 201 through the up end at air inlet section of thick bamboo 2 simultaneously, can filter the solid particle that obtains in the gas, avoids the device to block up.

Specifically, the inside wall of getter device 1 is provided with three adsorption net 8, is parallel arrangement between three adsorption net 8, and three adsorption net 8 thickness from last to increasing progressively down in proper order are provided with three through adsorption net 8, can make gas pass through cubic adsorption net 8, and adsorption net 8 thickness from last to increasing progressively down in proper order, can increase the absorption dynamics of adsorption net 8, and then adsorb the impurity in the air, have reached the effect of edulcoration.

Specifically, the upper end face of the combustion chamber 7 is connected with the large ventilation pipe 301, the inner diameter of the large ventilation pipe 301 is far smaller than the width of the combustion chamber 7, the inner wall of the large ventilation pipe 301 is smooth, pressure cannot be generated on a pipeline when gas is conveyed in the large ventilation pipe 301, the large ventilation pipe 301 is prevented from being damaged due to overlarge pressure, and the effect of protecting the large ventilation pipe 301 is achieved.

Specifically, the right side of the combustion chamber 7 is communicated with a small ventilation pipe 602, the combustion chamber 7 is communicated with the absorption chamber 6 through the small ventilation pipe 602, the right side of the combustion chamber 7 is communicated with the small ventilation pipe 602, the combustion chamber 7 is communicated with the absorption chamber 6 through the small ventilation pipe 602, and the gas which is combusted by the combustor 702 in the combustion chamber 7 and converted into non-toxic inorganic gas can be discharged into the absorption chamber 6 through the small ventilation pipe 602.

Specifically, the upper end face of the gas outlet cylinder 5 is lapped with the separation net 501, the width of the separation net 501 is slightly larger than the inner diameter of the gas cylinder, when gas is discharged, the separation net 501 can prevent external gas from entering the device, the gas in the device is prevented from being influenced by the external gas, and the gas passes through the gas exhaust pipe 601 and then is discharged to the outside through the gas outlet cylinder 5.

Specifically, the lower terminal surface of absorption net 8 is connected with draught fan 801, the focus setting of absorption net 8 and draught fan 801 is on same vertical face, draught fan 801 and getter device 1 fixed connection, through setting up draught fan 801, can install in the air suction device between the outside, and the focus setting of absorption net 8 and draught fan 801 is on same vertical face, make draught fan 801 in work, can not be because of other reasons, and lead to weakening of wind-force, the continuous rotation of blade in the draught fan 9, make gas by filter screen 201 enter into the inside of device.

The utility model discloses a theory of operation and use flow: firstly, the device is moved to a designated position, then the device is electrically connected with a motor 9 and an induced draft fan 801 through a button 403, the motor 9 and the induced draft fan 801 start to work by pressing the button 403, the blades of the induced draft fan 801 continuously rotate, gas can enter the device through a filter screen 201, meanwhile, small solid particles in the gas are filtered by the filter screen 201, the gas entering the device passes through three adsorption screens 8 to adsorb impurities in the gas, then the gas can enter a large ventilation pipe 301, the inner wall of the large ventilation pipe 301 is smooth, the gas can not generate pressure on a pipeline when being conveyed in the large ventilation pipe 301, then the gas enters a combustion chamber 7 through the large ventilation pipe 301, a burner 702 is arranged in the combustion chamber 7 to combust the gas, wherein the combustible gas can be converted into non-toxic inorganic gas through combustion, and then is discharged into an absorption chamber 6 through a small ventilation pipe 13, the gas which can be absorbed by the solution in the absorption chamber 6 and can not be combusted can be directly catalyzed by the catalytic net 701, the catalytic net 701 is generally made of aluminum oxide, the finally purified gas passes through the exhaust pipe 601 and is exhausted to the outside through the gas outlet cylinder 5, and then the cabinet door 401 is opened to take out the absorption chamber 6 to obtain the industrial raw material.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a gas recovery unit is used in chemical industry environmental protection, includes getter device (1), its characterized in that: the suction device is characterized in that an adsorption net (8) is clamped on the inner side wall of the suction device (1), an air inlet cylinder (2) is tightly welded on the outer side wall of the suction device (1), a filter screen (201) is tightly attached to the upper end face of the air inlet cylinder (2), an air inlet hole (202) is formed in the outer side wall of the air inlet cylinder (2), a support tube (3) is welded on the lower end face of the suction device (1), a processing device (4) is fixedly connected to the lower end face of the support tube (3), a button (403) is movably connected to the upper end face of the processing device (4), an air outlet cylinder (5) is fixedly mounted on the right side of the button (403), the air outlet cylinder (5) is welded on the upper end face of the processing device (4), a hinge (402) is fixedly mounted on the front face of the processing device (4), a cabinet door (401) is movably connected to the left side of the hinge (402), and the, the utility model discloses a catalytic treatment device, including processing apparatus (4), inner wall bottom fixed mounting of processing apparatus (4) has absorption chamber (6), the up end intercommunication of absorption chamber (6) has blast pipe (601), back fixedly connected with motor (9) of blast pipe (601), the left side of absorption chamber (6) is provided with combustion chamber (7), combustion chamber (7) and the inner wall bottom fixed connection of processing apparatus (4), combustion chamber (7) comprise catalytic net (701) and combustor (702), catalytic net (701) set up the upper end at combustor (702).

2. The gas recovery device for environmental protection in chemical industry according to claim 1, wherein: the outer side wall of the air suction device (1) is fixedly provided with a plurality of air inlet cylinders (2), the air inlet cylinders (2) are uniformly distributed, and the air inlet cylinders (2) are hollow.

3. The gas recovery device for environmental protection in chemical industry according to claim 1, wherein: the inside wall of getter device (1) is provided with three and adsorbs net (8), three it is parallel arrangement, three to adsorb between net (8) adsorb net (8) thickness from last to increasing progressively down in proper order.

4. The gas recovery device for environmental protection in chemical industry according to claim 1, wherein: the upper end surface of the combustion chamber (7) is connected with a large ventilation pipe (301), the inner diameter of the large ventilation pipe (301) is far smaller than the width of the combustion chamber (7), and the inner wall of the large ventilation pipe (301) is smooth.

5. The gas recovery device for environmental protection in chemical industry according to claim 1, wherein: the right side of the combustion chamber (7) is communicated with a small ventilation pipe (602), and the combustion chamber (7) is communicated with the absorption chamber (6) through the small ventilation pipe (602).

6. The gas recovery device for environmental protection in chemical industry according to claim 1, wherein: an isolation net (501) is lapped on the upper end face of the air outlet cylinder (5), and the width of the isolation net (501) is slightly larger than the inner diameter of the air cylinder.

7. The gas recovery device for environmental protection in chemical industry according to claim 3, wherein: the lower terminal surface of absorption net (8) is connected with draught fan (801), the focus setting of absorption net (8) and draught fan (801) is on same vertical face, draught fan (801) and getter device (1) fixed connection.